MaxCalculator.com is your go-to resource for free, accurate strength training tool and guides, designed to help lifters of all levels achieve their goals.
We’re passionate about empowering fitness enthusiasts with user-friendly tools and knowledge to maximize their strength. Our goal is to provide useful, easy-to-use resources to plan and track your progress.
Unsatisfied with existing 1RM calculators, we built our 1RM Calculator to be the best - intuitive, easy to use, and accurate, using your choice of eight proven formulas for bench press, squat, and deadlift. It’s our flagship tool, with more exciting tools coming soon.
Explore our Fitness Guides to better understand how to use your one-rep max to plan your workouts. From 1RM formulas to training guides, we’ve got you covered.
Start calculating your one-rep max or dive into our guides today!